Pain After Flu Shot: What Is Normal (and What Isn’t): Complete Guide:- Vaccine Law
After a flu shot, it is fairly typical to experience soreness around the injection site. This soreness will often be accompanied by redness and swelling. Mild soreness caused by a flu shot may onset immediately or develop overnight. Even though a certain amount of pain after flu shot is expected, some people may prefer to avoid it, or they may want (or need) their pain to go away as soon as possible.